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Diffstat (limited to 'JavaScriptCore/runtime/JSImmediate.cpp')
-rw-r--r-- | JavaScriptCore/runtime/JSImmediate.cpp | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/JavaScriptCore/runtime/JSImmediate.cpp b/JavaScriptCore/runtime/JSImmediate.cpp new file mode 100644 index 0000000..e70d66a --- /dev/null +++ b/JavaScriptCore/runtime/JSImmediate.cpp @@ -0,0 +1,81 @@ +/* + * Copyright (C) 2003-2006, 2008 Apple Inc. All rights reserved. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public License + * along with this library; see the file COPYING.LIB. If not, write to + * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + * + */ + +#include "config.h" +#include "JSImmediate.h" + +#include "BooleanConstructor.h" +#include "BooleanPrototype.h" +#include "Error.h" +#include "ExceptionHelpers.h" +#include "JSGlobalObject.h" +#include "JSNotAnObject.h" +#include "NumberConstructor.h" +#include "NumberPrototype.h" + +namespace JSC { + +JSObject* JSImmediate::toObject(JSValue* v, ExecState* exec) +{ + ASSERT(isImmediate(v)); + if (isNumber(v)) + return constructNumberFromImmediateNumber(exec, v); + if (isBoolean(v)) + return constructBooleanFromImmediateBoolean(exec, v); + + JSNotAnObjectErrorStub* exception = createNotAnObjectErrorStub(exec, v->isNull()); + exec->setException(exception); + return new (exec) JSNotAnObject(exec, exception); +} + +JSObject* JSImmediate::prototype(JSValue* v, ExecState* exec) +{ + ASSERT(isImmediate(v)); + if (isNumber(v)) + return exec->lexicalGlobalObject()->numberPrototype(); + if (isBoolean(v)) + return exec->lexicalGlobalObject()->booleanPrototype(); + + JSNotAnObjectErrorStub* exception = createNotAnObjectErrorStub(exec, v->isNull()); + exec->setException(exception); + return new (exec) JSNotAnObject(exec, exception); +} + +UString JSImmediate::toString(JSValue* v) +{ + ASSERT(isImmediate(v)); + if (isNumber(v)) + return UString::from(getTruncatedInt32(v)); + if (v == jsBoolean(false)) + return "false"; + if (v == jsBoolean(true)) + return "true"; + if (v->isNull()) + return "null"; + ASSERT(v == jsUndefined()); + return "undefined"; +} + +NEVER_INLINE double JSImmediate::nonInlineNaN() +{ + return std::numeric_limits<double>::quiet_NaN(); +} + +} // namespace JSC |